CLSA-2025-1754037492

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Import Source

https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json

JSON Data

https://api.osv.dev/v1/vulns/CLSA-2025-1754037492

Upstream

CVE (5)

Published

2026-10-21T18:10:52Z

Modified

2026-10-26T09:32:00Z

Summary

Fix CVE(s): CVE-2025-21760, CVE-2025-21761, CVE-2025-21762, CVE-2025-21764

Details

[ Ubuntu: 4.15.0-250.261 ]

Focal update: v5.4.291 upstream stable release (LP: #2106002) // CVE-2025-21760 // CVE-url: https://ubuntu.com/security/CVE-2025-21760
- ndisc: extend RCU protection in ndisc_send_skb()
Focal update: v5.4.291 upstream stable release (LP: #2106002) // CVE-2025-21761 // CVE-url: https://ubuntu.com/security/CVE-2025-21761
- openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
Focal update: v5.4.291 upstream stable release (LP: #2106002) // CVE-2025-21764 // CVE-url: https://ubuntu.com/security/CVE-2025-21764
- ndisc: use RCU protection in ndisc_alloc_skb()
Focal update: v5.4.291 upstream stable release (LP: #2106002) // CVE-2025-21765 // CVE-url: https://ubuntu.com/security/CVE-2025-21764
- ipv6: use RCU protection in ip6_default_advmss()
Focal update: v5.4.291 upstream stable release (LP: #2106002) // CVE-url: https://ubuntu.com/security/CVE-2025-21764
- ipv4: use RCU protection in rt_is_expired()
- ipv4: use RCU protection in inet_select_addr()
CVE-url: https://ubuntu.com/security/CVE-2025-21762
- net: treat possible_net_t net pointer as an RCU one and add read_pnet_rcu()
- net: add dev_net_rcu() helper
- arp: use RCU protection in arp_xmit()

References

Affected packages

TuxCare:Ubuntu:16.04

linux-buildinfo-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-buildinfo-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-buildinfo-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-buildinfo-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-buildinfo-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-buildinfo-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-cloud-tools-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-cloud-tools-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-cloud-tools-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-cloud-tools-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-cloud-tools-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-cloud-tools-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-headers-4.15.0-250-tuxcare.els48

Package

Name: linux-headers-4.15.0-250-tuxcare.els48
Purl: pkg:deb/tuxcare/linux-headers-4.15.0-250-tuxcare.els48?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-headers-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-headers-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-headers-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-headers-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-headers-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-headers-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-hwe-cloud-tools-4.15.0-250-tuxcare.els48

Package

Name: linux-hwe-cloud-tools-4.15.0-250-tuxcare.els48
Purl: pkg:deb/tuxcare/linux-hwe-cloud-tools-4.15.0-250-tuxcare.els48?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-hwe-tools-4.15.0-250-tuxcare.els48

Package

Name: linux-hwe-tools-4.15.0-250-tuxcare.els48
Purl: pkg:deb/tuxcare/linux-hwe-tools-4.15.0-250-tuxcare.els48?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-image-unsigned-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-image-unsigned-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-image-unsigned-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-image-unsigned-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-image-unsigned-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-image-unsigned-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-modules-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-modules-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-modules-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-modules-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-modules-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-modules-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-modules-extra-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-modules-extra-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-modules-extra-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-source-4.15.0

Package

Name: linux-source-4.15.0
Purl: pkg:deb/tuxcare/linux-source-4.15.0?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-tools-4.15.0-250-tuxcare.els48-generic

Package

Name: linux-tools-4.15.0-250-tuxcare.els48-generic
Purl: pkg:deb/tuxcare/linux-tools-4.15.0-250-tuxcare.els48-generic?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"

linux-tools-4.15.0-250-tuxcare.els48-lowlatency

Package

Name: linux-tools-4.15.0-250-tuxcare.els48-lowlatency
Purl: pkg:deb/tuxcare/linux-tools-4.15.0-250-tuxcare.els48-lowlatency?distro=ubuntu-16.04

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

4.15.0-250.261~16.04.1

Database specific

source

"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1754037492.json"